package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

@RestController
@RequestMapping("/admin/common")
@Slf4j
@Api(tags = "通用接口")
public class CommonController {

    @Autowired
    private AliOssUtil aliOssUtil;

    @PostMapping("/upload")
    @ApiOperation("文件上传")
    // 参数名file不可更改 与前端传回的参数保持一致
    public Result<String> upload(MultipartFile file) {
        log.info(file.getName());
        String originalFilename = file.getOriginalFilename();
        String extension = originalFilename.substring(originalFilename.lastIndexOf("."));
        String fileName = UUID.randomUUID().toString() + extension; //此为在阿里云中存储的文件名
        try {
            String filePath = aliOssUtil.upload(file.getBytes(), fileName); //上传文件并返回阿里云存储链接
            return Result.success(filePath);
        } catch (IOException e) {
            e.printStackTrace();
            log.error("文件上传失败:{}",e.getMessage());
        }
        // 若上传失败则返回失败信息
        return Result.error(MessageConstant.UPLOAD_FAILED);
    }
}
